Security device



FIG. 1 is a rear bottom perspective view of a security device showing our new design;

FIG. 2 is a front top perspective view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a rear plan view thereof;

FIG. 6 is a front plan view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a left side view thereof; and,

FIG. 9 is a second perspective view thereof.

In the drawings, the broken line showing of a cable and an electronic device depict environmental subject matter and form no part of the claim. 

The ornamental design for a security device, as shown and described. 